Home / 14,453,447.67-19,945,856.30-7,927,123.77

Finding the Fourth Proportional to 14,453,447.67, 19,945,856.30 and 7,927,123.77

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Solution

The fourth proportional to 14,453,447.67, 19,945,856.30 and 7,927,123.77 is: 10,939,484.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,453,447.67 : 19,945,856.30 = 7,927,123.77 : x
  2. Step 2: Convert to fraction form
    14,453,447.67/19,945,856.30 = 7,927,123.77/x
  3. Step 3: Cross multiply
    14,453,447.67x = 19,945,856.30 × 7,927,123.77
  4. Step 4: Simplify right side
    14,453,447.67x = 158,113,271,549,098.62
  5. Step 5: Solve for x
    x = 158,113,271,549,098.62/14,453,447.67
  6. Step 6: Final answer
    x = 10,939,484.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.